Our firm sticks to the basic principle of "Quality is the life of your company, and status will be the soul of it" for Sfp 1550nm, Switch Poe Managed , Ethernet Optical Transceiver , Switch 8 Port 1000 Mbps ,10 Port Network Switch . Base within the small business concept of Top quality initially, we want to fulfill more and additional friends within the word and we hope provide the ideal solution and services to you. The product will supply to all over the world, such as Europe, America, Australia,Paraguay, Mauritius,Thailand, Danish.Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!